Use the periodic table to determine the molar mass of each of the following elements. Use the correct number of significant figures. Potassium (K):
g/mol
Osmium (Os):
g/mol
Manganese (Mn):
g/mol

Potassium (K):

⇒ 39.10 g/mol

Osmium (Os):

⇒ 190.23 g/mol

Manganese (Mn):

⇒ 54.94 g/mol

Explanation:

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Potassium (K):   39.10 g/mol

Osmium (Os):   190.23 g/mol

Manganese (Mn):   54.94 g/mol

Explanation:

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particle   p is an electron and particle q is a neutron